General description Made of iron and plastic, these 10pcs 49 x 22mm metal pulleys feature built-in bearings for smooth and durable movement. They are ideal for sliding cabinet doors and other office furniture applications. Technical specifications Material: Iron and plastic Wheel diameter: 22mm Pulley dimensions: 49 x 22mm Compatibility and accessories Suitable for office furniture such as bookcases and glass cabinets Usage Ensure to measure your furniture to confirm that the pulley meets your needs before purchase.